/* dashboard-common.css — Shared dashboard UI components
 * Hosted on assets.schabernack.consulting/libraries/dashboard-common/
 * Include: <link rel="stylesheet" href="https://assets.schabernack.consulting/libraries/dashboard-common/dashboard-common.css">
 *
 * Components: tooltips, badges, staleness banner, source footer, sticky nav, dark theme tokens
 * Version: 1.2.0
 */

/* ═══════════════════════════════════════════════════════════════
   DARK THEME TOKENS
   ═══════════════════════════════════════════════════════════════ */
:root {
    --dc-bg-primary: #0f172a;
    --dc-bg-secondary: #1e293b;
    --dc-bg-tertiary: #334155;
    --dc-border: #334155;
    --dc-border-subtle: #1e293b;
    --dc-text-primary: #f8fafc;
    --dc-text-secondary: #94a3b8;
    --dc-text-muted: #64748b;
    --dc-text-dim: #475569;
    --dc-green: #22c55e;
    --dc-green-bg: rgba(34, 197, 94, 0.1);
    --dc-green-border: rgba(34, 197, 94, 0.3);
    --dc-amber: #f59e0b;
    --dc-amber-bg: rgba(245, 158, 11, 0.1);
    --dc-amber-border: rgba(245, 158, 11, 0.3);
    --dc-red: #ef4444;
    --dc-red-bg: rgba(239, 68, 68, 0.1);
    --dc-red-border: rgba(239, 68, 68, 0.3);
    --dc-blue: #3b82f6;
    --dc-radius: 8px;
    --dc-radius-sm: 6px;
}

/* Light theme override */
[data-theme="light"] {
    --dc-bg-primary: #faf9f6;
    --dc-bg-secondary: #f0ede6;
    --dc-bg-tertiary: #e4e0d6;
    --dc-border: #d4d0c4;
    --dc-border-subtle: #e4e0d6;
    --dc-text-primary: #1a1814;
    --dc-text-secondary: #5a5550;
    --dc-text-muted: #8a8580;
    --dc-text-dim: #aaa5a0;
}

/* ═══════════════════════════════════════════════════════════════
   STICKY NAV WRAPPER
   Usage: <div class="dc-sticky-nav">...</div>
   Wraps a nav element to make it sticky with backdrop blur.
   Adds transparent top-padding so the next element isn't
   hidden behind the sticky bar.
   ═══════════════════════════════════════════════════════════════ */
.dc-sticky-nav {
    position: sticky;
    top: 0;
    z-index: 1000;
}

.dc-sticky-nav + * {
    margin-top: 0;
}

/* ═══════════════════════════════════════════════════════════════
   STICKY NAV BAR
   Usage: <nav class="dc-nav">...</nav>
   Always visible at top when scrolling. Includes backdrop blur.
   Use inside a .dc-sticky-nav wrapper, or standalone.
   ═══════════════════════════════════════════════════════════════ */
.dc-nav {
    position: sticky;
    top: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 10px 24px;
    background: rgba(15, 23, 42, 0.95);
    border-bottom: 1px solid var(--dc-border-subtle);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    font-size: 13px;
    max-width: 100%;
    overflow: hidden;
}

.dc-nav a {
    color: var(--dc-text-secondary);
    text-decoration: none;
    transition: color 0.2s;
    white-space: nowrap;
}

.dc-nav a:hover {
    color: var(--dc-text-primary);
}

.dc-nav a.dc-nav-active {
    color: var(--dc-text-primary);
    font-weight: 600;
}

.dc-nav-sep {
    color: var(--dc-text-dim);
    user-select: none;
}

.dc-nav-spacer {
    flex: 1;
}

.dc-nav-title {
    color: var(--dc-text-primary);
    font-weight: 600;
    font-size: 15px;
    display: flex;
    align-items: baseline;
    gap: 8px;
}

.dc-nav-title .dc-nav-subtitle {
    font-weight: 400;
    font-size: 12px;
    color: var(--dc-text-secondary);
}

/* ═══════════════════════════════════════════════════════════════
   FRESHNESS / STALENESS BADGE
   Usage: <span class="dc-freshness" data-fetched="ISO_DATE"></span>
   Auto-computes staleness from data-fetched attribute.
   ═══════════════════════════════════════════════════════════════ */
.dc-freshness {
    display: inline-flex;
    align-items: center;
    font-size: 12px;
    padding: 3px 12px;
    border-radius: 9999px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.06);
    white-space: nowrap;
    flex-shrink: 0;
    animation: dc-glow-pulse 3s ease-in-out infinite;
}

/* Freshness levels — pulse the whole badge glow, not the dot */
.dc-freshness-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: currentColor;
    flex-shrink: 0;
    margin-right: 4px;
    animation: dc-dot-pulse 1.5s ease-in-out infinite;
}

@keyframes dc-dot-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}
.dc-fresh {
    color: #4ade80;
    border-color: rgba(74, 222, 128, 0.25);
}

.dc-recent {
    color: #facc15;
    border-color: rgba(250, 204, 21, 0.25);
    animation-duration: 5s;
}

.dc-aging {
    color: #fb923c;
    border-color: rgba(251, 146, 60, 0.25);
    animation-duration: 8s;
}

.dc-stale {
    color: #f87171;
    border-color: rgba(248, 113, 113, 0.25);
    animation: none;
}

@keyframes dc-glow-pulse {
    0%, 100% { box-shadow: 0 0 4px rgba(255, 255, 255, 0.06); }
    50% { box-shadow: 0 0 12px rgba(255, 255, 255, 0.12); }
}

/* ═══════════════════════════════════════════════════════════════
   CSS TOOLTIPS
   Usage: <span class="dc-tooltip" data-tooltip="Your text here">Hover me</span>
   ═══════════════════════════════════════════════════════════════ */
.dc-tooltip {
    position: relative;
    cursor: help;
}

.dc-tooltip::after {
    content: attr(data-tooltip);
    display: none;
    position: absolute;
    bottom: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%);
    background: var(--dc-bg-secondary);
    border: 1px solid var(--dc-text-dim);
    color: var(--dc-text-primary);
    padding: 10px 14px;
    border-radius: var(--dc-radius);
    font-size: 12px;
    line-height: 1.5;
    width: 280px;
    z-index: 100;
    pointer-events: none;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
    text-align: left;
    font-weight: 400;
}

.dc-tooltip::before {
    content: '';
    display: none;
    position: absolute;
    bottom: calc(100% + 2px);
    left: 50%;
    transform: translateX(-50%);
    border: 6px solid transparent;
    border-top-color: var(--dc-text-dim);
    z-index: 101;
}

.dc-tooltip:hover::after,
.dc-tooltip:hover::before {
    display: block;
}

/* Tooltip width variants */
.dc-tooltip.dc-tooltip-wide::after { width: 360px; }
.dc-tooltip.dc-tooltip-narrow::after { width: 200px; }

/* ═══════════════════════════════════════════════════════════════
   STALENESS BANNER
   Usage: <div class="dc-staleness-banner dc-fresh">...</div>
   Classes: dc-fresh (<24h), dc-stale (1-7d), dc-old (>7d)
   ═══════════════════════════════════════════════════════════════ */
.dc-staleness-banner {
    text-align: center;
    padding: 8px 16px;
    font-size: 12px;
    border-radius: var(--dc-radius);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.dc-staleness-banner.dc-fresh {
    background: var(--dc-green-bg);
    border: 1px solid var(--dc-green-border);
    color: #86efac;
}

.dc-staleness-banner.dc-stale {
    background: var(--dc-amber-bg);
    border: 1px solid var(--dc-amber-border);
    color: #fbbf24;
}

.dc-staleness-banner.dc-old {
    background: var(--dc-red-bg);
    border: 1px solid var(--dc-red-border);
    color: #fca5a5;
}

/* ═══════════════════════════════════════════════════════════════
   BADGES
   Usage: <span class="dc-badge dc-badge-green">Label</span>
   Variants: dc-badge-green, dc-badge-amber, dc-badge-red, dc-badge-blue, dc-badge-muted
   Sizes: dc-badge-sm (default), dc-badge-lg
   ═══════════════════════════════════════════════════════════════ */
.dc-badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

.dc-badge-lg {
    padding: 5px 14px;
    font-size: 12px;
}

.dc-badge-green {
    background: rgba(34, 197, 94, 0.15);
    color: var(--dc-green);
}

.dc-badge-amber {
    background: rgba(245, 158, 11, 0.15);
    color: var(--dc-amber);
}

.dc-badge-red {
    background: rgba(239, 68, 68, 0.15);
    color: var(--dc-red);
}

.dc-badge-blue {
    background: rgba(59, 130, 246, 0.15);
    color: var(--dc-blue);
}

.dc-badge-muted {
    background: rgba(100, 116, 139, 0.15);
    color: var(--dc-text-muted);
}

/* ═══════════════════════════════════════════════════════════════
   SOURCE FOOTER
   Usage: <div class="dc-source">Source: <a href="...">Name</a></div>
   ═══════════════════════════════════════════════════════════════ */
.dc-source {
    padding: 6px 20px 10px;
    font-size: 11px;
    color: var(--dc-text-secondary);
    border-top: 1px solid var(--dc-border-subtle);
}

.dc-source a {
    color: var(--dc-text-secondary);
    text-decoration: none;
}

.dc-source a:hover {
    color: #cbd5e1;
    text-decoration: underline;
}

/* ═══════════════════════════════════════════════════════════════
   WARNING BADGE (for breaks, errors, etc.)
   Usage: <span class="dc-warning-badge">⚠ 3 issue(s)</span>
   ═══════════════════════════════════════════════════════════════ */
.dc-warning-badge {
    background: #451a03;
    border: 1px solid #92400e;
    color: #fbbf24;
    padding: 4px 8px;
    border-radius: var(--dc-radius-sm);
    font-size: 11px;
}

/* ═══════════════════════════════════════════════════════════════
   REDUCED MOTION
   Respect prefers-reduced-motion: disable transitions & animations
   ═══════════════════════════════════════════════════════════════ */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}